Give this character a power action; place up to 4 blocking terrain markers in distinct, adjacent squares of clear terrain that are all within this character’s range (minimum range value 4). At least one of the terrain markers must be within line of fire when it is placed. The terrain markers remain until the beginning of your next turn.2012 Wording: Give this character a power action; place up to four blocking terrain markers in adjacent squares of clear terrain that are all within this character’s range (minimum range value 1). At least one of the terrain markers must be within line of fire when it is placed. The terrain markers remain until the beginning of your next turn.•Also see Locking
•(Players Guide, 2014): Blocking terrain markers can be destroyed as per the rules for destroying blocking terrain. They would be replaced with debris markers when destroyed. The debris markers are removed from the game the same time that the normal blocking terrain markers are removed from the game.